Aluminium series 1050 aluminium alloy is a popular grade of aluminium for general sheet metal work where moderate strength is required. Alloy 1050 is known for its excellent corrosion resistance, high ductility and highly reflective finish.
Applications –
Chemical process plant equipment
Food industry containers
Pyrotechnic powder
Architectural flashings
Lamp reflectors
Cable sheathing
Chemical Composition
| Element | % Present |
|---|---|
| Cu | 0-0.05 |
| Mg | 0-0.05% |
| Si | 0-0.25% |
| Fe | 0-0.4% |
| Mn | 0-0.05% |
| Zn | 0-0.07% |
| Ti | 0-0.05% |
| Al | Balance |
Mechanical Properties
| BS EN 485-2:2008 Sheet 0.2mm to 6.00mm |
|
|---|---|
| Property | Value |
| Proof Stress | 85 Min MPa |
| Tensile Strength | 105 – 145 MPa |
| Hardness Brinell | 34 HB |
| Elongation A | 12 Min % |
*properties above are for material in the H14 condition
Physical Properties
| Property | Value |
|---|---|
| Density | 2.71 kg/m3 |
| Melting Point | 650°C |
| Modulus of Elasticity | 71 GPa |
| Electrical Resistivity | 0.0282×10-6 Ω.m |
| Thermal Conductivity | 222 W/m.K |
| Thermal Expansion | 24×10-6 /K |
Alloy Designations
Aluminium alloy 1050 also corresponds to the following designations:
- AA1050A
- S1B
- A91050
Fabrication Response
| Process | Rating |
|---|---|
| Workability – Cold | Excellent |
| Machinability | Poor |
| Weldability – Gas | Excellent |
| Weldability – Arc | Excellent |
| Weldability – Resistance | Excellent |
| Brazability | Excellent |
| Solderability | Excellent |
Temper
The most common temper for 1050 aluminium is:
- H14 – work-hardened by rolling to half hard, not annealed after rolling
Applications of Aluminium Alloy 1050:
- Chemical process plant equipment
- Food industry containers
- Pyrotechnic powder
- Architectural flashings
- Lamp reflectors
- Cable sheathing
Supplied Forms
Aalco supplies alloy Aluminium alloy 1050-H14 as:
- Plain sheet
- Plain sheet with a PVC coating on one side
- Stucco sheet
- Stucco sheet with a PVC coating on one side
- Shate
The properties in this data sheet meet Australian/New Zealand Standard AS/NZS 1734:1997 Aluminium and aluminium alloys – Flat sheet, coiled sheet and plate (equivalent to BS EN 573-1).
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